#!/usr/bin/env python
# -*- coding: UTF-8 -*-
"""
@Project ：Employment_class 
@File    ：03_线程的全局变量.py
@IDE     ：PyCharm 
@Author  ：XiaoDengYa
@Date    ：2021/6/8/008 20:25 
"""

from threading import Thread
import time

#线程之间共享全局变量
g_num = 100

def work1():
    global g_num
    for i in range(3):
        g_num += 1000

    print("----in work1, g_num is %d---"%g_num)


def work2():
    global g_num
    print("----in work2, g_num is %d---"%g_num)


print("---线程创建之前g_num is %d---"%g_num)

t1 = Thread(target=work1)
t1.start()

#延时一会，保证t1线程中的事情做完
time.sleep(1)

t2 = Thread(target=work2)
t2.start()
